pro - fortress-safety.com

Hot and Cold Rolling Applications: Shearing

Hydraulics and Prevention of Unexpected Start-Up

Key kept on operator / maintenance to

prevent unexpected start-up

• CAT 4/PLe pneumatic & hydraulic valves• Mechanical bias to exhaust downstream

fluid power• Range of size options

• Block & bleed or block & hold options

Cell Active - Red light

Machine run down - Amber light

Unit unlocks and personal safety keys (ISO 14118, 5.3) can be removed

Cell safe to enter - Green light

Valve bleeds system removing hazardous energy

Gardpropro

• 10 kN retention force• Up to PLe• CAT 4• SIL 3• IP 65/67• 24/110/230 V• ISO 19837 keys

Proactive Inhibit Functions

Safety keys allow operators to take control of their own safety; taking the key into the hazardous area to prevent start up.

Multiple key types available with fully customisable colour types for ease of identification. We track all key types on each site we supply to ensure that no duplicates make it onto site – unless you request it.

• Connectivity • EtherNet/IP and PROFINET

solutions available with customisable connections

Control of hazardous energy

Poor visibility into hazardous area

Process enforcement

Positively driven monitoring

contacts indicate to PLC that process

is complete

Fortress Interlocks Ltd +441902349000 www.fortress-safety.com, Fortress Europe +31 (0)10 7536060 europe@fortress-safety.com, Fortress USA +1 (859) 578 2390 us@fortress-safety.com, Fortress Australia +61 (0)3 9771 5350 australia@fortress-safety.com, Fortress China +86 (021) 6167 9002 china@fortress-safety.com, Fortress India +91 7042358818 india@fortress-safety.com September 2021 - v1.0

Reactive Inhibit Functions

Optional emergency release available in case egress is required from the area.